A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...

Volvo's D13 engine cuts NOx emissions by 80%, aligning with 2027 EPA standards for cleaner, efficient heavy-duty truck ...

Geely's new hybrid engine achieves record 48.41% thermal efficiency and 106 MPG, approaching Formula 1 performance levels.

The hot trends of civilian supersonic flight and artificial intelligence collide as Boom Supersonic announces that, as a new revenue stream, the core technology of its Mach 1+ Symphony jet engine has ...

Mazda has developed a wide variety of engines and propulsion systems over the years. Famously, Mazda pioneered rotary technology, but the Japanese automaker has also developed rotary hybrids, fully ...

Since the 1950s, some motorcycles, notably ones from Ducati, have used desmodromic valvetrains in their engines. Why is this ...

On the surface, Jeep isn't messing much with the tried-and-true formula of its top-selling Grand Cherokee SUV for 2026. The refreshed Detroit-assembled family hauler gets an updated snout and a few ...

Wärtsilä’s 34SG engine Wärtsilä’s 34SG engine makes its data center debut with new 412 MW U.S. project HOUSTON, April 16, 2026 (GLOBE NEWSWIRE) -- Technology group Wärtsilä has received an order to ...

Automakers reduced engine choices as federal emissions and efficiency standards tightened, and new technology made smaller ...